/* ========================================
   KuaiPaoCloud - 联系我们页面样式
   ======================================== */

/* ---------- 页面 Banner ---------- */
.page-banner {
    position: relative;
    padding: calc(var(--nav-height) + 80px) 24px 80px;
    background: var(--bg-darker);
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}

.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
    background-size: 60px 60px;
}

.banner-content-simple {
    position: relative;
    max-width: var(--container-max);
    margin: 0 auto;
    z-index: 1;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--accent-light);
}

.breadcrumb-sep {
    color: var(--text-muted);
}

.breadcrumb-current {
    color: var(--accent);
}

.page-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.page-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

/* ---------- 通用区块标题 ---------- */
.section {
    padding: 80px 0;
}

.section-alt {
    background: var(--bg-section-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-divider {
    width: 48px;
    height: 2px;
    background: var(--accent);
    margin: 0 auto 16px;
    border-radius: 1px;
}

.section-desc {
    font-size: 15px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ---------- 公司地址卡片 ---------- */
.addresses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.address-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.address-card:hover {
    border-color: var(--accent-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.address-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.address-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 155, 127, 0.1);
    border-radius: var(--radius);
    color: var(--accent);
    flex-shrink: 0;
}

.address-icon svg {
    width: 22px;
    height: 22px;
}

.address-type {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.address-card-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.address-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 28px;
}

.address-line {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.address-line.address-full {
    flex-direction: column;
    gap: 4px;
}

.addr-label {
    font-size: 13px;
    color: var(--text-muted);
    min-width: 64px;
    flex-shrink: 0;
}

.addr-value {
    font-size: 14px;
    color: var(--text-secondary);
}

.addr-value.addr-detail {
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.6;
}

.address-footer {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.addr-badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(74, 155, 127, 0.15);
    color: var(--accent-light);
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius);
    border: 1px solid rgba(74, 155, 127, 0.3);
}

.addr-badge-sub {
    font-size: 12px;
    color: var(--text-muted);
}

/* ---------- 联系方式卡片 ---------- */
.contact-info-section {
    background: var(--bg-section-alt);
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.contact-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-align: center;
    transition: var(--transition);
}

.contact-info-card:hover {
    border-color: var(--accent-dark);
    transform: translateY(-2px);
}

.ci-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--accent);
}

.ci-icon svg {
    width: 24px;
    height: 24px;
}

.contact-info-card h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.ci-value {
    font-size: 15px;
    color: var(--accent-light);
    font-weight: 500;
    margin-bottom: 6px;
    word-break: break-all;
}

.ci-hint {
    font-size: 12px;
    color: var(--text-muted);
}

/* ---------- 商务咨询表单 ---------- */
.inquiry-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    align-items: start;
}

.inquiry-form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 0;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.required {
    color: #c47a7a;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 11px 14px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text-primary);
    background: var(--bg-darker);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
    outline: none;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(74, 155, 127, 0.15);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b6b6b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.contact-form select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* 表单提交反馈 */
.form-success {
    margin-top: 16px;
    padding: 12px 16px;
    background: rgba(74, 155, 127, 0.1);
    border: 1px solid rgba(74, 155, 127, 0.3);
    border-radius: var(--radius);
    color: var(--accent-light);
    font-size: 14px;
    display: none;
}

.form-success.show {
    display: block;
}

/* ---------- 侧边栏 ---------- */
.inquiry-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.sidebar-block h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.sidebar-block p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
}

.sidebar-block strong {
    color: var(--accent-light);
}

.process-list {
    list-style: decimal;
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.process-list li {
    font-size: 13px;
    color: var(--text-secondary);
    padding-left: 4px;
}

/* ---------- 滚动揭示动画 ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .addresses-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .inquiry-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 56px 0;
    }

    .page-banner {
        padding: calc(var(--nav-height) + 56px) 20px 56px;
    }

    .page-title {
        font-size: 28px;
    }

    .contact-info-grid {
        grid-template-columns: 1fr;
    }

    .contact-form .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .inquiry-form-wrap {
        padding: 24px 20px;
    }

    .address-card {
        padding: 24px 20px;
    }

    .address-card-header {
        gap: 12px;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .address-icon {
        width: 38px;
        height: 38px;
    }

    .address-line {
        flex-direction: column;
        gap: 2px;
    }

    .addr-label {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .breadcrumb {
        font-size: 12px;
    }

    .page-subtitle {
        font-size: 14px;
    }

    .sidebar-block {
        padding: 20px;
    }

    .address-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
}